2553799690 has 32 divisors (see below), whose sum is σ = 5210997120. Its totient is φ = 893312064.

The previous prime is 2553799679. The next prime is 2553799691. The reversal of 2553799690 is 969973552.

It is a happy number.

It is a super-2 number, since 2×2553799690² = 13043785713288192200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2553799691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514494 + ... + 519433.

It is an arithmetic number, because the mean of its divisors is an integer number (162843660).

Almost surely, 2^2553799690 is an apocalyptic number.

2553799690 is an abundant number, since it is smaller than the sum of its proper divisors (2657197430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2553799690 is a wasteful number, since it uses less digits than its factorization.

2553799690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033966.

The product of its (nonzero) digits is 4592700, while the sum is 55.

The square root of 2553799690 is about 50535.1332243223. The cubic root of 2553799690 is about 1366.8754498268.

The spelling of 2553799690 in words is "two billion, five hundred fifty-three million, seven hundred ninety-nine thousand, six hundred ninety".